Re: [PATCH v2 02/10] PCI/P2PDMA: Add sysfs group to display p2pmem stats

[Logan Gunthorpe]

On 01/03/18 10:44 AM, Bjorn Helgaas wrote:
> I think these two statements are out of order, since the attributes
> dereference pdev->p2pdma.  And it looks like you set "error"
> unnecessarily, since you return immediately looking at it.

Per the previous series, sysfs_create_group is must_check for some 
reason. I had a printk there but you didn't think it was necessary. So 
assigning it to error is the only way to squash the warning.

Logan